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EP3199613B1 - Compositions de nettoyage - Google Patents

Compositions de nettoyage Download PDF

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Publication number
EP3199613B1
EP3199613B1 EP17155618.6A EP17155618A EP3199613B1 EP 3199613 B1 EP3199613 B1 EP 3199613B1 EP 17155618 A EP17155618 A EP 17155618A EP 3199613 B1 EP3199613 B1 EP 3199613B1
Authority
EP
European Patent Office
Prior art keywords
composition
inorganic particulate
particulate material
base
foaming agent
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
EP17155618.6A
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German (de)
English (en)
Other versions
EP3199613A1 (fr
Inventor
Sam Jolliff
Anabelle Huguette Renee Legrix
Thierry Casteran
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Imertech SAS
Original Assignee
Imertech SAS
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
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Priority to PL17155618T priority Critical patent/PL3199613T3/pl
Publication of EP3199613A1 publication Critical patent/EP3199613A1/fr
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Publication of EP3199613B1 publication Critical patent/EP3199613B1/fr
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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/02—Cosmetics or similar toiletry preparations characterised by special physical form
    • A61K8/0241—Containing particulates characterized by their shape and/or structure
    • A61K8/025—Explicitly spheroidal or spherical shape
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/02—Cosmetics or similar toiletry preparations characterised by special physical form
    • A61K8/0241—Containing particulates characterized by their shape and/or structure
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/02—Cosmetics or similar toiletry preparations characterised by special physical form
    • A61K8/04—Dispersions; Emulsions
    • A61K8/042—Gels
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/19—Cosmetics or similar toiletry preparations characterised by the composition containing inorganic ingredients
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/19—Cosmetics or similar toiletry preparations characterised by the composition containing inorganic ingredients
    • A61K8/25—Silicon; Compounds thereof
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/19—Cosmetics or similar toiletry preparations characterised by the composition containing inorganic ingredients
    • A61K8/26—Aluminium; Compounds thereof
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/30—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
    • A61K8/46—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing sulfur
    • A61K8/463—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing sulfur containing sulfuric acid derivatives, e.g. sodium lauryl sulfate
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q19/00—Preparations for care of the skin
    • A61Q19/10—Washing or bathing preparations
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q5/00—Preparations for care of the hair
    • A61Q5/02—Preparations for cleaning the hair
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D17/00—Detergent materials or soaps characterised by their shape or physical properties
    • C11D17/0008—Detergent materials or soaps characterised by their shape or physical properties aqueous liquid non soap compositions
    • C11D17/0013—Liquid compositions with insoluble particles in suspension
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D17/00—Detergent materials or soaps characterised by their shape or physical properties
    • C11D17/0008—Detergent materials or soaps characterised by their shape or physical properties aqueous liquid non soap compositions
    • C11D17/003—Colloidal solutions, e.g. gels; Thixotropic solutions or pastes
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/02—Inorganic compounds ; Elemental compounds
    • C11D3/12—Water-insoluble compounds
    • C11D3/124—Silicon containing, e.g. silica, silex, quartz or glass beads
    • C11D3/1246—Silicates, e.g. diatomaceous earth
    • C11D3/128—Aluminium silicates, e.g. zeolites
    • C11D3/1293—Feldspar; Perlite; Pumice or Portland cement
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/02—Inorganic compounds ; Elemental compounds
    • C11D3/12—Water-insoluble compounds
    • C11D3/14—Fillers; Abrasives ; Abrasive compositions; Suspending or absorbing agents not provided for in one single group of C11D3/12; Specific features concerning abrasives, e.g. granulometry or mixtures
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K2800/00—Properties of cosmetic compositions or active ingredients thereof or formulation aids used therein and process related aspects
    • A61K2800/20—Chemical, physico-chemical or functional or structural properties of the composition as a whole
    • A61K2800/28—Rubbing or scrubbing compositions; Peeling or abrasive compositions; Containing exfoliants
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K2800/00—Properties of cosmetic compositions or active ingredients thereof or formulation aids used therein and process related aspects
    • A61K2800/40—Chemical, physico-chemical or functional or structural properties of particular ingredients
    • A61K2800/41—Particular ingredients further characterized by their size
    • A61K2800/412—Microsized, i.e. having sizes between 0.1 and 100 microns
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q5/00—Preparations for care of the hair
    • A61Q5/006—Antidandruff preparations
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D2111/00—Cleaning compositions characterised by the objects to be cleaned; Cleaning compositions characterised by non-standard cleaning or washing processes
    • C11D2111/10—Objects to be cleaned
    • C11D2111/14—Hard surfaces

Definitions

  • the present invention is related to a personal care composition
  • a personal care composition comprising a cosmetically acceptable base and inorganic particulate material, for example, a shower gel or hair shampoo, and to a method of making the personal care composition, and the use of an inorganic particulate material which is expanded milled perlite having a d 50 of from 3 ⁇ m to 70 ⁇ m in such a composition.
  • plastic micro-beads have been found to enter the water course and end up in lakes, seas and oceans. This has led to some environmental groups to call for a ban on plastic micro-beads. Thus, there is ongoing need to develop new and even improved particulates for use in shower gels and the like, which do not suffer from the purported environmental drawbacks of plastic micro-beads.
  • JP-A-2001055320 is directed to a skin detergent which gives puportedly fine foam quality and abound foam volume and is capable of exhibiting excellent stability by using a specific anionic surfactant in combination with talc.
  • the skin detergent is obtained by including (A) a long chain acyl-lower alkyltaurine salt (preferably a long chain acylmethyltaurine salt, e.g. N-palm oil fatty acid-N-methyltaurine sodium or the like and (B) talc with an average particle diameter of preferably 0.1-50 ⁇ m in proportions of 0.05-50 wt.% and 0.01-0.5 wt.%, respectively. Further, it is favorable that kaolin and/or titanium oxide are additionally formulated to this skin detergent in a proportion of 0.01-0.5 wt.% based on the whole weight of the detergent.
  • US-A-2009252691 is directed to a foam manipulation stabilizing composition for use in consumer products which includes a plurality of surface-modified particles in combination with at least one surfactant.
  • the particles have an average particle size greater than 100 nm up to about 50 ⁇ m and a hydrophobicity measured by a contact angle between about 20° to 140°.
  • the ratio of particles-to-surfactant may be between about 1:20 to about 20:1.
  • the surface modification may include grafting pH or temperature switching functional groups to the particles or to a composition, such as a polymer, coated on the particle.
  • a method for reducing the level of foam in a rinse solution is also described.y be between about 1:20 to about 20:1.
  • the surface modification may include grafting pH or temperature switching functional groups to the particles or to a composition, such as a polymer, coated on the particle.
  • a method for reducing the level of foam in a rinse solution is also described.
  • cleansing compositions such as personal care products and washing-up fluids are many and various.
  • cleansing compositions such as personal care products and washing-up fluids are many and various.
  • new products having modified or improved properties which may enhance the cleansing function of the composition and/or provide an enhanced experience for the user, particularly when using personal care products such as hair shampoo and shower/bath gels.
  • the user may prefer a personal care product which generates more foam, or has a creamier texture.
  • the present invention is directed to a composition
  • a composition comprising a base, a foaming agent and inorganic particulate material which is expanded milled perlite having a d 50 of from 3 ⁇ m to 70 ⁇ m.
  • the composition is a personal care composition and the base is a cosmetically acceptable base, wherein the personal care composition is a hair and/or skin cleaning composition, or a shaving foam or gel.
  • the present invention is directed to the use of an inorganic particulate material which is expanded milled perlite having a d 50 of from 3 ⁇ m to 70 ⁇ m, in a composition comprising a base and foaming agent, for increasing the foam volume of the composition upon or during topical application of the composition.
  • the present invention is directed to the use of an inorganic particulate material which is expanded milled perlite having a d 50 of from 3 ⁇ m to 70 ⁇ m, in a composition comprising a base and foaming agent, for reducing the average bubble size of the foam generated upon or during topical application of the composition.
  • the present invention is directed to a method for making a composition according to the first aspect, said method comprising combining a base, foaming agent and inorganic particulate material in suitable amounts.
  • Figure 1 is a graph summarising the foam volume of a comparative shampoo and a series of exemplary shampoos prepared in the Examples.
  • the term "personal care cleansing composition” used herein means a composition which is compatible with the skin and/or hair, particularly the keratin-containing material making up the outer (uppermost) layer of human skin.
  • the personal care cleansing composition is a shower gel or bath gel.
  • the personal care cleansing composition is a shower gel.
  • the personal care cleansing composition is a hair shampoo, for example, an anti-dandruff hair shampoo.
  • shower gel or “bath gel” as used herein means a composition comprising a gel of water and detergent bases (e.g., liquid soap). In certain embodiments, it s pH balanced for use on the body.
  • the shower or bath gel may have added functional ingredients such as moisturizer/conditioner, pearlescent s, colorants, fragrance, etc., as described herein. These compositions are used skin cleansing agents in the shower or bath.
  • the pH range for shower and bath gels is typically from about 5.75 to about 7.
  • a hair shampoo may be characterized as a composition typically comprising harsher surfactants to clean hair and may be slightly more acidic than a shower or bath gel.
  • a shampoo may be formulated for specific hair conditions such as dryness, oiliness, damage from color treatment and frizziness, etc. Each function may use a different mixture of ingredients which are formulated depending on the target function.
  • the pH range for hair shampoo is typically from about 5 to about 7. Most shampoos typically have a lower pH, e.g., from about 5.5 to about 6, than a shower or bath gel, to match the hairs' natural acidity of about 4.5 to about 5.5.
  • the personal care cleansing composition is not a cream and/or not a lotion and/or not a hair shampoo other than an anti-dandruff shampoo.
  • a gel used herein includes a phase having gel-like properties, such as low or negligible flow on standing, or a liquid phase of low viscosity.
  • a gel may be a colloidal suspension of solids dispersed in a liquid or a sol.
  • the gel has a Brookfield viscosity of at least about 0.5 Pa.s (at 100 rpm RV spindle 6) and optionally no greater than about 100 Pa.s (at 1 rpm RV spindle 6).
  • the gel may have a specific gravity ranging from about 0.9 to about 1.2, for example, from about 1.0 to about 1.1.
  • the gel is an emulsion of water and detergent base.
  • the detergent base may comprise a surfactant or mixture of surfactants, as described herein.
  • the gel may be thixotropic, i.e., gel-like at rest but fluid when agitated (e.g., shaken or squeezed).
  • Personal care compositions include hair and/or skin cleansing compositions such as shampoo (optionally including conditioner), soap including liquid soaps such as hand-, face- and bodywash, shower gel, bath gel and shaving foam or gel.
  • shampoo optionally including conditioner
  • soap including liquid soaps such as hand-, face- and bodywash
  • shower gel such as shower gel, bath gel and shaving foam or gel.
  • the composition is a hair shampoo.
  • the hair shampoo may comprise a conditioning/moisturising component.
  • the composition is a shaving gel.
  • the composition is a shaving foam.
  • a shaving foam unlike a shaving gel, comprises a propellant (e.g., butane or propane) which expands and instantly evaporates when the foam is dispensed from its container (e.g., can), filling the foam with bubbles.
  • a shaving gel may be regarded as a post-foaming gel in that the foam is not generated immediately on dispensing the gel, but during application as the gel is massaged into the skin by the user.
  • the post-foaming gel composition may include one or more or the following: a soap, a volatile liquid post-foaming agent, a silicone copolymer surfactant, water, and a secondary non-ionic surfactant.
  • the composition may further comprise one or more of: thickening agent(s), suspending agent(s), skin conditioning/moisturising agent(s), hair conditioning agent(s), perfume(s), fragrance(s), opacifier(s), pearlescing agent(s), colouring(s), preservative(s), chelating agent(s); humectant(s) herb and/or plant extract(s), essential oil(s), protein(s), pH adjusting agent(s), and anti-microbial(s).
  • These components may comprise up to about 20 wt. % of the composition, based on the total weight of the composition, for example, from about 0.1 wt. % to about 15 wt. %, or from about 1 wt.
  • the composition may further comprise surfactant(s) other than those of the foaming agent.
  • surfactants are understood by those skilled in the art not to have any discernible foaming properties.
  • These surfactants serve primarily as a cleansing agent, i.e., constituting or forming part of the detergent component of the composition.
  • These surfactants may comprise up to about 30 wt. % of the composition, based on the total weight of the composition, for example, from about 1 wt. % to about 30 wt. % of the composition, or at least about 5 wt. %, or at least about 10 wt.
  • the one or more components listed above may be comprised within the base of the composition.
  • the personal care composition may be provided in a packaged product suitable for commerce (e.g., tub, tube, bottle, packet, sachet, canister, dispenser, and the like).
  • a packaged product suitable for commerce e.g., tub, tube, bottle, packet, sachet, canister, dispenser, and the like.
  • the composition may be diluted with an external source of water (e.g., from a tap or showerhead, or from a basin or bath of water) during topical application to the mammalian body (e.g., human body) or article (i.e., crockery, cutlery and the like).
  • an external source of water e.g., from a tap or showerhead, or from a basin or bath of water
  • a diluted composition which is prepared by diluting the composition with from about 1 wt. % to about 99 wt. % of water, for example, from about 5 wt. % to about 90 wt. %, or from about 5 wt. % to about 70 wt. %, or from about 5 wt. % to about 50 wt.% of water.
  • the inorganic particulate material is the inorganic particulate material
  • inorganic particulate materials in accordance with the first aspect of the invention enhances the formation of foam in a composition comprising a base and foaming agent by increasing foam volume and/or by reducing the average bubble size of the foam, upon and/or during topical application of the composition.
  • the inorganic particulate material enhances the foam forming capability of the foaming agent.
  • the inclusion of inorganic particulate materials may enable a reduction in the amount of foaming agent, such as sodium laureth sulfate (also known as sodium laureth ether sulfate (SLES), which can be a skin or eye irritant, without loss of, or even increase, foam volume.
  • foaming agent such as sodium laureth sulfate (also known as sodium laureth ether sulfate (SLES), which can be a skin or eye irritant, without loss of, or even increase, foam volume.
  • the inorganic particulate material is expanded milled perlite and has a d 50 of from 3 ⁇ m to 70 ⁇ m.
  • the perlite has a d 50 of greater than about 10 ⁇ m, for example, equal to or greater than about 25 ⁇ m.
  • the inorganic particulate material has a d 50 of from about 10 ⁇ m to about 70 ⁇ m, or from about 15 ⁇ m to about 70 ⁇ m, or from about 20 ⁇ to about 60 ⁇ m, or from about 20 ⁇ m to about 50 ⁇ m, or from about 20 ⁇ m to about 45 ⁇ m, or from about 20 ⁇ m to about 40 ⁇ m.
  • the inorganic particulate material has a d 50 of from about 5 ⁇ m to about 15 ⁇ m.
  • the composition is free of crystalline silica.
  • the inorganic particulate material has a d 90 of no greater than about 500 ⁇ m, for example, no greater than about 475 ⁇ m, or no greater than about 450 ⁇ m, or no greater than about 425 ⁇ m, or no greater than about 400 ⁇ m, or no greater than about 375 ⁇ m, or no greater than about 350 ⁇ m, or no greater than about 325 ⁇ m, or no greater than about 300 ⁇ m, or no greater than about 275 ⁇ m, or no greater than about 250 ⁇ m, or no greater than about 225 ⁇ m, or no greater than about 200 ⁇ m, or no greater than about 175 ⁇ m, or no greater than about 150 ⁇ m, or no greater than about 125 ⁇ m, or no greater than about 100 ⁇ m.
  • the inorganic particulate material has a d 90 of no greater than about 90 ⁇ m, for example, no greater than about 80 ⁇ m, or no greater than about 70 ⁇ m, or no greater than about 60 ⁇ m, or no greater than about 50 ⁇ m. In certain embodiments, the inorganic particulate material has a d 90 of from about 10 ⁇ m to about 100 ⁇ m, for example, or from about 15 ⁇ m to about 100 ⁇ m, or from about 20 ⁇ m to about 100 ⁇ m, or from about 25 ⁇ m to about 100 ⁇ m, or from about 30 ⁇ m to about 100 ⁇ m or from about 35 ⁇ m to about 100 ⁇ m.
  • the inorganic particulate material is perlite.
  • the perlite may be substantially spherical perlite.
  • substantially spherical it is meant that individual particles of the inorganic particulate material have a generally (but not necessarily geometrically regular) spherical, spheroidal and/or ovoidal morphology, i.e., generally non-angular, as viewed using an optical microscope (e.g., a Keyence VHX-1000).
  • a substantially spherical particle may have a roundness of 1.15 or less, or 1.10 or less, or 1.05 or less.
  • a suitable test method for measuring roundness is carried out by taking images of the particulates using an optical microscope, (e.g., a Keyence VHX-1000) on a contrasting background. The image is then transferred and opened using Leica image analysis software by Leica, Solms, Germany. The particles in the image are then drawn round and the roundness is calculated by the software.
  • an optical microscope e.g., a Keyence VHX-1000
  • Leica image analysis software Leica, Solms, Germany.
  • the particles in the image are then drawn round and the roundness is calculated by the software.
  • the perlite is expanded perlite.
  • expanded perlite includes one or more cells, or parts of cells, in which a cell is a void space partially or entirely surrounded by walls of glass, usually formed from expansion of gases when the glass is in the softened state.
  • Processes for expanding perlite are well known in the art, and include heating perlite in air to a temperature of least about 700 °C, typically between 800 °C and 1100 °C, in an expansion furnace. Exemplary processes for producing expanded perlite are described in US-A-20060075930 , the entire contents of which is hereby incorporated by reference.
  • Expanded perlite typically has a bulk volume up to 20 times that of the unexpanded material.
  • the substantially spherical perlite is expanded perlite.
  • the perlite is expanded milled perlite.
  • the perlite is in the form of microspheres, which may be substantially closed and hollow.
  • microspheres are defined as spherical particles in the micron size range. They can be hollow or solid.
  • the cells are substantially hollow, i.e., substantially closed cell structures (e.g., sealed cavities normally filled with air).
  • at least 50 wt. % of the perlite is in the form of microspheres, for example, at least about 60 wt. %, or at least about 70 wt. %, or at least about 80 wt. %, or at least about 90 wt. %, or at least about 95 wt. %, or at least about 99 wt.
  • Perlite in the form of microspheres can be formed in accordance with the methods described in WO-A-2013053635 , the entire contents of which is hereby incorporated by reference. Generally, in this process, perlite ore and propellant is fed into an upright furnace and falls along a drop section through multiple heating zones in a furnace shaft of the furnace. The perlite ore is heated to a critical temperature at which the surfaces of the perlite plasticize and perlite grains are expanded on the basis of the propellant.
  • the perlite is milled, i.e., the perlite is an expanded milled perlite. In certain embodiments, the perlite is not expanded microspherical perlite.
  • the perlite has a d 50 of greater than about 10 ⁇ m to up to about to up to about 70 ⁇ m, or from about 15 ⁇ m to about 70 ⁇ m, or from about 20 ⁇ m to about 60 ⁇ m, or from about 20 ⁇ m to about 50 ⁇ m, or from about 20 ⁇ m to about 45 ⁇ m, or from about 20 ⁇ m to about 40 ⁇ m.
  • the perlite has a d 50 of from about 3 ⁇ m to about 70 ⁇ m, for example, from about 3 ⁇ m to about 65 ⁇ m, or from about 3 ⁇ m to about 60 ⁇ m, or from about 3 ⁇ m to about 55 ⁇ m, or from about 3 ⁇ m to about 50 ⁇ m, or from about 3 ⁇ m to about 45 ⁇ m, or from about 3 ⁇ m to about 40 ⁇ m, or from about 3 ⁇ m to about 35 ⁇ m or from about 3 ⁇ m to about 30 ⁇ m, or from about 5 ⁇ m to about 30 ⁇ m.
  • the perlite has a d 50 of from about 3 ⁇ m to about 30 ⁇ m.
  • the particle size properties referred to herein for the inorganic particulate materials are as measured by the well known conventional method employed in the art of laser light scattering, using a CILAS 1064L particle size analyser, as supplied by CILAS (or by other methods which give essentially the same result).
  • the size of particles in powders, suspensions and emulsions may be measured using the diffraction of a laser beam, based on an application of Fraunhofer and Mie theory.
  • Such a machine provides measurements and a plot of the cumulative percentage by volume of particles having a size, referred to in the art as the 'equivalent spherical diameter' (e.s.d), less than given e.s.d values.
  • the mean particle size d 50 is the value determined in this way of the particle e.s.d at which there are 50% by volume of the particles which have an equivalent spherical diameter less than that d 50 value.
  • the d 10 value is the value at which 10% by volume of the particles have an e.s.d less than that d 10 value.
  • the d 90 value is the value at which 90% by weight of the particles have an e.s.d less than that d 90 value.
  • Any particular particle size distribution may be obtained using conventional methods known in the art, e.g., by screening.
  • screening may be carried out using an Alpine A-200 jet sieve, supplied by Hosakawa Alpine, Germany, with screens provided by Haver & Bocker.
  • the screen apertures may be selected depending on the particle size distribution required.
  • the inorganic particulate may be ground or milled prior to screening.
  • the term "foaming agent” used herein refers to a material that facilitates the formation of foam upon and during topical application of the composition. As described herein, the inorganic particulate material therefore enhances the formation of foam by increasing foam volume and/or by reducing the average bubble size of the foam.
  • topical application will be in the presence of an external source of water, e.g., from a tap or showerhead.
  • the foaming agent comprises or is a surfactant or mixture of surfactants. Said surfactant or mixture of surfactants will have industry recognised foaming properties, i.e., they are known to facilitate the formation of foam. Such surfactants are known by those skilled in the art. It will also be understood that said surfactants will have cleansing properties, i.e., detergency properties, although their primary use may be as a foaming agent.
  • the foaming agent comprises or is one or more anionic surfactants, or one or more amphoteric surfactants, or one or more non-ionic surfactants, or any combination thereof.
  • Suitable anionic surfactants include, but are not limited to, ammonium lauryl sulfate, ammonium laureth sulfate, triethylamine lauryl sulfate, triethylamine laureth sulfate, triethanolamine lauryl sulfate, triethanolamine laureth sulfate, monoethanolamine lauryl sulfate, monoethanolamine laureth sulfate, diethanolamine lauryl sulfate, diethanolamine laureth sulfate, lauric monoglyceride sodium sulfate, sodium lauryl sulfate, sodium laureth sulfate, potassium laureth sulfate, sodium lauryl sarcosinate, sodium lauroyl sarcosinate, potassium lauryl sulfate, sodium trideceth sulfate, sodium methyl lauroyl taurate, sodium lauroyl isethionate, sodium laure
  • the anionic surfactant may be, for example, an aliphatic sulfonate, such as a primary C 8 -C 22 alkane sulfonate, primary C 8 -C 22 alkane disulfonate, C 8 -C 22 alkene sulfonate, C 8 -C 22 hydroxyalkane sulfonate or alkyl glyceryl ether sulfonate.
  • an aliphatic sulfonate such as a primary C 8 -C 22 alkane sulfonate, primary C 8 -C 22 alkane disulfonate, C 8 -C 22 alkene sulfonate, C 8 -C 22 hydroxyalkane sulfonate or alkyl glyceryl ether sulfonate.
  • Suitable amphoteric surfactants include, but are not limited to, derivatives of aliphatic quaternary ammonium, phosphonium, and sulfonium compounds, in which the aliphatic radicals can be straight or branched chain, and wherein one of the aliphatic substituents contains from about 8 to about 18 carbon atoms and one substituent contains an anionic group, e.g., carboxy, sulfonate, sulfate, phosphate, or phosphonate.
  • Illustrative amphoterics are coco dimethyl carboxymethyl betaine, cocoamidopropyl betaine, cocobetaine, oleyl betaine, cetyl dimethyl carboxymethyl betaine, lauryl bis-(2-hydroxyethyl) carboxymethyl betaine, stearyl bis-(2-hydroxypropyl) carboxymethyl betaine, oleyl dimethyl gamma-carboxypropyl betaine, lauryl bis-(2-hydroxypropyl)alpha- carboxyethyl betaine, and mixtures thereof.
  • the sulfobetaines may include stearyl dimethyl sulfopropyl betaine, lauryl dimethyl sulfoethyl betaine, lauryl bis-(2- hydroxyethyl) sulfopropyl betaine and mixtures thereof.
  • Suitable non-ionic surfactants include alcohols, acids, amides or alkyl phenols reacted with alkylene oxides, especially ethylene oxide either alone or with propylene oxide.
  • Exemplary non-ionics are C 6 -C 22 alkyl phenols-ethylene oxide condensates, the condensation products of C 8 -C 18 aliphatic primary or secondary linear or branched alcohols with ethylene oxide, and products made by condensation of ethylene oxide with the reaction products of propylene oxide and ethylenediamine.
  • Other non-ionics include long chain tertiary amine oxides.
  • Other non-ionics are surfactants based on cocoamide and produced by reacting cocoamide with an alcohol amine, such as ethanolamine.
  • non-ionics include cocoamide MEA and cocoamide DEA.
  • Other suitable non-ionics include alkyl polyglucosides such as decyl glucoside, lauryl glucoside and octyl glucoside.
  • the foaming agent comprises one or more of a lauryl sulfate, a laureth sulfate, an alkyl polyglucoside, a betaine, an alkyl glucoside, cocoamide MEA and cocoamide DEA.
  • the foaming agent may include an amount of sodium laureth sulfate
  • the foaming agent comprises one or more of sodium laureth sulfate, sodium C 14 - 16 olefin sulfonate, sodium sodium lauryl sulfoacetate, sodium cocoyl isethionate, sodium methyl cocoyl taurate, cocoamidopropyl betaine, cocoamide MEA, and mixtures thereof.
  • the foaming agent may comprise sodium laureth sulfate.
  • the foaming agent comprises one or more anionic surfactants and one or more amphoteric surfcants, and optionally further comprises the non-inonic surfactant cocoamide MEA.
  • the one or more anionic surfactants may include sodium laureth sulfate.
  • the foaming agent comprises a mixture of at least two anionic surfactants and a betaine, such as cocamidopropyl betaine, and optionally further comprises cocoamide MEA.
  • the base is in the form a liquid, gel, emulsion, lotion or paste. In certain embodiments, the base is a liquid, lotion or gel. In certain embodiments, the base is a liquid. In certain embodiments, the base is a lotion. In certain embodiment, the base is a gel.
  • base comprises water, i.e., the base is aqueous.
  • the base comprises at least about 30 wt. % water, based on the total weight of the base, for example, at least about 35 wt. % water, or at least about 40 wt. % water, or at least about 45 wt. % water, or at least about 50 wt. %, or at least about 55 wt. % water, or at least about 60 wt. % water, or at least about 65 wt. % water, or at least about 70 wt. % water, or at least about 75 wt. % water, or at least about 8 wt.
  • the base comprises from about 30 wt. % to about 90 wt. % water, based on the total weight of the base, for example, from about 35 wt. % to about 80 wt. % water, or from about 40 wt.% to about 75 wt.% water, or from about 45 wt. % to about 75 wt. % water, or from about 50 wt. % to about 75 wt. % water.
  • the base may comprise one or more of: thickening agent(s), suspending agent(s), skin conditioning/moisturising agent(s), hair conditioning agent(s) perfume(s), fragrance(s), opacifier(s), pearlescing agent(s), colouring(s), preservative(s), chelating agent(s); humectant(s), herb and/or plant extract(s), essential oil(s), protein(s), pH adjusting agent(s), and anti-microbial(s).
  • These components may comprise up to about 20 wt. % of the composition, based on the total weight of the composition, for example, from about 0.1 wt. % to about 15 wt. %, or from about 1 wt.
  • the composition may further comprise surfactant(s) other than those of the foaming agent.
  • surfactants are understood by those skilled in the art not to have any discernible foaming properties.
  • These surfactants serve primarily as a cleansing agent, i.e., constituting or forming part of the detergent component of the composition.
  • These surfactants may comprise up to about 30 wt. % of the composition, based on the total weight of the composition, for example, from about 1 wt. % to about 30 wt. % of the composition, or at least about 5 wt. %, or at least about 10 wt.
  • composition or at least about 15 wt. %, or at least about 20 wt. %, or at least about 25 wt. % of the composition.
  • the skilled person will be able to select suitable amounts of each component for incorporation in the base, based on the amount of the component in the final composition.
  • Suitable surfactants include cationic surfactants such as octenidine dihydrochloride, permanently charged quaternary ammonium surfactants such as alkyltrimethylammonium salts (e.g., cetyl trimethylammonium bromide, cetyl trimethylammonium chloride), cetylpyridinium chloride, benzalkonium chloride, benzethonium chloride, 5-Bromo-5-nitro-1,3-dioxane, dimethyldioctadecylammonium chloride, cetrimonium bromide and dioctadecyldimethylammonium bromide.
  • alkyltrimethylammonium salts e.g., cetyl trimethylammonium bromide, cetyl trimethylammonium chloride
  • cetylpyridinium chloride e.g., cetyl trimethylammonium bromide, cetyl trimethylammonium chloride
  • Suitable surfactants include any non-foaming anionic, amphoteric or non-inonic surfactants.
  • exemplary non-ionic surfcants include polyoxyethylene glycol sorbitan alkyl esters such as polysorbate, e.g., polysorbate 80.
  • the base may comprise one or more thickening agents or suspending agents (e.g., rheology modifier). Such agents may enhance the stability of the inorganic particulate material dispersed throughout the composition.
  • Suitable thickening agents include water soluble/dispersable polymers, which may be cationic, anionic, amphoteric or non-ionic with molecular weights typically greater than about 100,000 Daltons. Such agents may also serve to increase the viscosity of the skin cleansing composition.
  • Exemplary thickening or suspending agents include carbohydrate gums such as cellulose gum, microcrystalline cellulose, cellulose gel, hydroxyethyl cellulose, hydroxypropyl cellulose, sodium carboxymethylcellulose, methyl cellulose, ethyl cellulose, guar gum, gum karaya, gum tragacanth, gum arabic, gum acacia, gum agar, xanthan gum and mixtures thereof; modified and nonmodified starch granules and pregelatinized cold water soluble starch; emulsion polymers; cationic polymer such as modified polysaccharides; cationic modified cellulose; synthetic cationic polymer; cationic starches; cationic galactomannans; and high molecular weight polyethylene glycols, esters of ethylene glycol or esters of polyethylene glycol.
  • carbohydrate gums such as cellulose gum, microcrystalline cellulose, cellulose gel, hydroxyethyl cellulose, hydroxypropyl cellulose, sodium carboxymethyl
  • thickening/suspending agents include for example polyacrylic acid, copolymers and cross-linked polymers of acrylic acid, copolymers of acrylic acid with a hydrophobic monomer, copolymers of carboxylic acid-containing monomers and acrylic esters, cross-linked copolymers of acrylic acid and acrylate esters.
  • a thickening agent or suspending agent, such as a rheologoy modifier, when present, may be present in a total amount of from about 0.1 wt. % to about 50 wt. % by weight, based on the total weight of the composition, for example, from about 0.1 wt. % to about 35 wt. %, or from about 0.1 wt. % to about 20 wt. %, or from about 0.1 wt. % to about 10 wt. %, or from about 0.1 wt. % to about 5 wt. %.
  • the skilled person will be able to select suitable amounts of each component for incorporation in the base, based on the amount of the component in the final composition.
  • a suitable amount of pH adjusting agent may be added, if necessary, to adjust the pH of the composition, particularly if the composition is a personal care composition.
  • a desirable pH range for shower or bath gels is typically from about 5.75 to 7.
  • a desirable pH for shampoos is slightly wider from about 5 to 7.
  • Most shampoos typically have a lower pH (around 5.5 to 6) than shower gels to match the hairs' natural acidity of around 4.5 to 5.5.
  • the total amount of inorganic particulate material present in the personal care composition is an amount of from about 0.1 wt. % to about 20 wt. %, based on the total weight of the composition, for example, from about 0.1 wt. % to about 15 wt.%, or from about 1.0 wt. % to about 15 wt. %, or from about 1.5 wt. % to about 12 wt. %, or from about 2.0 wt. % to about 10 wt. %, or from about 2.5 wt. % to about 10 wt. %, or from about 3.0 wt. % to about 9.0 wt.%, or from about 3.0 wt.
  • % or from about 4.0 wt. % about 7.0 wt. %, or from about 4.0 wt. % to about 6.0 wt. %, or from about 4.0 wt. % to about 6.0 wt. %, or from about 4.5 wt. % to about 5.5 wt. %, or from about 4.5 wt. % to about 5.0 wt. %.
  • the total amount of inorganic particulate material present in the personal care composition is an amount of from about 3. 5 wt. % to about 6.5 wt. %.
  • the inorganic particulate may comprise, consist essentially of, or consist of perlite, for example, an expanded milled perlite.
  • the perlite may have a d 50 of from greater than about 10 ⁇ m to about 70 ⁇ m, for example, from about 15 ⁇ m to about 40 ⁇ m, or from about 20 ⁇ m to about 30 ⁇ m, or a d 50 of equal to or greater than about 25 ⁇ m.
  • the perlite may have a d 50 of from about 3 ⁇ m to about 70 ⁇ m, for example, a d 50 of from about 3 ⁇ m to about 65 ⁇ m, or from about 3 ⁇ m to about 60 ⁇ m, or from about 3 ⁇ m to about 55 ⁇ m, or from about 3 ⁇ m to about 50 ⁇ m or from about 3 ⁇ m to about 45 ⁇ m or from about 3 ⁇ m to about 40 ⁇ m or from about 3 ⁇ m to about 35 ⁇ m or from about 3 ⁇ m to about 30 ⁇ m, or from about 5 ⁇ m to about 30 ⁇ m.
  • the composition comprises at least about 50 wt. % cosmetically acceptable base from about 1 wt. % to about 30 wt. % foaming agent, and from about 0.1 wt. % to about 20 wt. % inorganic particulate material, based on the total weight of the composition.
  • the composition comprises at least about 55 wt. % base, for example, at least about 60 wt. %, or at least about 65 wt. %, or at least about 70 wt. %, or at least about 75 wt. %, or at least about 80 wt. % base.
  • the composition comprises from about 50 wt. % to about 80 wt.
  • % base for example, from about 50 wt. % to about 75 wt. % base, or from about 50 wt. % to about 70 wt. % base, or from about 50 wt. % to about 65 wt. % base.
  • the composition comprises from about 2 wt. % to about 30 wt. % foaming agent, for example, from about 5 wt. % to about 25 wt. % foaming agent, for example, from about 10 wt. % to about 22.5 wt. % foaming agent, or from about 10 wt. to about 17.5 wt. % foaming agent, or from about 10 wt. % to about 15 wt. % foaming agent.
  • the foaming may comprise, consist essentially of, or consist of sodium laureth sulfate.
  • an inorganic particulate material having a d 50 of from about 0.1 ⁇ m to about 200 ⁇ m may be used in a composition comprising a base and foaming agent (e.g., a personal care product such as a hair shampoo), for increasing the foam volume of the composition upon or during topical application of the composition.
  • a base and foaming agent e.g., a personal care product such as a hair shampoo
  • the inorganic particulate comprises or is perlite, and the perlite has a d 50 of greater than about 10 ⁇ m, for example, equal to or greater than about 25 ⁇ m. In certain embodiments, the inorganic particulate comprises or is perlite, and the perlite has a d 50 of from about 3 ⁇ m to about 70 ⁇ m, for example, from about 3 ⁇ m to about 30 ⁇ m.
  • an inorganic particulate material having a d 50 of from about 0.1 ⁇ m to about 200 ⁇ m may be used in a composition comprising a base and foaming agent (e.g., a personal care product such as a hair shampoo), for reducing the average bubble size of the foam generated upon or during topical application of the composition.
  • the inorganic particulate comprises or is perlite, and the perlite has a d 50 of greater than about 10 ⁇ m, for example, equal to or greater than about 25 ⁇ m.
  • the inorganic particulate comprises or is perlite, and the perlite has a d 50 of from about 3 ⁇ m to about 70 ⁇ m, for example, from about 3 ⁇ m to about 30 ⁇ m.
  • Foam volume and average bubble size may be determined in accordance with the test methods described above and in the Examples below.
  • the foam volume of the composition comprising the inorganic particulate material is greater than the foam volume (in cm 3 ) of a comparable composition absent the inorganic particulate material
  • the foam volume of the composition comprising the inorganic particulate material may be at least about 0.5 % greater, or at least about 1.0 % greater, or at least about 1.5 % greater, or at least about 2.0 % greater, or at least about 2.5 % greater, or at least about 3.0 % greater, or at least about 3.5 % greater, or at least about 4.0 % greater, or at least about 4.5 % greater, or at least about 5.0 % greater, or at least about 5.5 % greater, or at least about 6.0 % greater, or at least about 6.5 % greater, or at least about 7.0 % greater, or at least about 7.5 % greater, or at least about 8.0 % greater, or at least about 8.5 % greater, or at least about 9.0 % greater, or at least about 9.5 % greater,
  • the composition comprising the inorganic particulate material has an average bubble size of the foam generated upon or during topical application of the composition which is smaller than the average bubble size of the foam generated upon or during topical application of a comparable composition absent the inorganic particulate material, for example, the average bubble size may be at least about 30 % smaller, or at least about 40 % smaller, or at least about 50 % smaller, or at least about 60 % smaller, or at least about 70 % smaller, or at least about 75 % smaller.
  • the inorganic particulate material is providing nucleation sites for the bubbles, possibly related to the morphology of the particles in the particulate and particle size.
  • the air in these particles may aid in bubble formation and stabilisation of the foam generated.
  • the composition comprising the inorganic particulate material has a creamier texture than a comparable composition absent the inorganic particulate material.
  • the inorganic particulate material described herein is used in a composition comprising a base and a foaming agent (e.g., a personal care product such as a hair shampoo) to enhance the creaminess of the texture felt by the user.
  • compositions in accordance with certain embodiments of the present invention may be made by conventional methods of preparing such compositions, e.g., hair shampoos, shower gels, etc.
  • the inorganic particulate material is incorporated in the composition by combining the base, foaming agent(s) and inorganic particulate material in suitable amounts.
  • the step of combining may include mixing, for example, shear mixing.
  • any additional components may be added to the composition.
  • the majority of the components of the base and foaming agent will normally be prepared first, followed by combining with the inorganic particulate material and any other additional components.
  • the mixing is carried out for a period of time sufficient to produce a homogeneous mixture.
  • a series of shampoos were prepared, each comprising a different inorganic particulate material (i.e., different type or particle size distribution). Details of the inorganic particulate materials are given in Table 2 below.
  • the inorganic particulate material was added to a commercially available shampoo such that each shampoo comprises 5 wt.% of the inorganic particulate material.
  • Each shampoo/inorganic particulate blend was diluted to 10 % with water and mixed at low shear until the inorganic particulate material was fully incorporated.
  • the mixer used was a Speed mixer (TM) DAC 150FVZ by Synergy Devices Ltd, UK.
  • the mixer speed was 300 rpm and the duration of mixing was one minute.
  • a sample of each diluted shampoo was transferred to a 150 ml polystyrene bottle and shaken by hand for 15 seconds, and the foam height recorded at TO (i.e., immediately after shaking is stopped) and T5 mins.
  • the foam volumes in the table below are at TO only.
  • Results are summarized in Table 2 and Fig. 1 .
  • a series of shampoos were prepared, one comprising no inorganic particulate material, and four other shampoos each comprising 5 wt. % of an expanded milled perlite having a d 50 of 5 ⁇ m, and a different amount of sodium laureth sulfate (SLES) as a foaming agent.
  • SLES sodium laureth sulfate
  • the difference in the amount of SLES was made up by water. Details of the inorganic particulate materials are given in Table 1 below.
  • the shampoo without inorganic particulate material comprised 24 wt. % SLES.
  • Foam volume for each shampoo was measured in accordance with the procedure described in Example 4. Table 1.

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Claims (13)

  1. Une composition comprenant une base, un agent moussant et une matière particulaire inorganique, dans laquelle la matière particulaire inorganique est de la perlite broyée expansée, ayant un d50 de 3 µm à 70 µm, et dans laquelle la composition est une composition de soins personnels et la base est une base cosmétiquement acceptable, dans laquelle la composition de soins personnels est une composition de nettoyage des cheveux et / ou de la peau, ou une mousse ou un gel de rasage.
  2. Une composition de soins personnels selon la revendication 1, dans laquelle la composition de soins personnels est un shampoing pour cheveux, comprenant éventuellement un conditionneur.
  3. Une composition de soins personnels selon la revendication 1, dans laquelle la composition de soins personnels est une mousse ou un gel de rasage.
  4. Une composition de soins personnels selon la revendication 1, dans laquelle la composition de soins personnels est un savon, tel que le nettoyant pour les mains, le visage et le corps, ou un gel de douche ou de bain.
  5. Une composition selon l'une quelconque des revendications précédentes, dans laquelle la matière particulaire inorganique a un d50 de 3 µm à 10 µm.
  6. Une composition selon l'une quelconque des revendications précédentes, dans laquelle l'agent moussant est un tensioactif ou un mélange de tensioactifs, éventuellement dans laquelle l'agent moussant comprend un ou plusieurs tensioactifs anioniques, ou un ou plusieurs tensioactifs amphotères, ou un ou plusieurs tensioactifs non ioniques, ou toute combinaison de ceux-ci.
  7. Une composition selon l'une quelconque des revendications précédentes, dans laquelle la composition comprend d'environ 0,1 % en poids à environ 10 % en poids de la matière particulaire inorganique, par exemple, d'environ 3 % en poids à environ 7 % en poids de la matière particulaire inorganique, sur la base du poids total de la composition, éventuellement dans laquelle la composition comprend au moins environ 60 % en poids de base et d'environ 1 % en poids à environ 30 % en poids d'agent moussant, sur la base du poids total de la composition.
  8. Une composition selon l'une quelconque des revendications précédentes, dans laquelle le volume de mousse de la composition est supérieur au volume de mousse d'une composition comparable en l'absence de la matière particulaire inorganique.
  9. Une composition selon l'une quelconque des revendications précédentes, dans laquelle la taille moyenne des bulles de la mousse générée lors de ou pendant l'application topique de la composition est inférieure à la taille moyenne des bulles de la mousse générée lors de ou pendant l'application topique d'une composition comparable en l'absence de la matière particulaire inorganique.
  10. Utilisation d'une matière particulaire inorganique ayant un d50 de 3 µm à 70 µm, dans une composition comprenant une base et un agent moussant, pour augmenter le volume de mousse de la composition lors de ou pendant l'application topique de la composition, dans laquelle la matière particulaire inorganique est de la perlite broyée expansée.
  11. Utilisation d'une matière particulaire inorganique ayant un d50 de 3 µm à 70 µm, dans une composition comprenant une base et un agent moussant, pour réduire la taille moyenne des bulles de la mousse générée lors de ou pendant l'application topique de la composition, dans laquelle la matière particulaire inorganique est de la perlite broyée expansée.
  12. Utilisation selon la revendication 10 ou 11, dans laquelle la perlite broyée expansée a un d50 de 3 µm à 10 µm.
  13. Un procédé pour fabriquer une composition selon l'une quelconque des revendications 1 à 9, ledit procédé comprenant la combinaison d'une base, d'un agent moussant et d'une matière particulaire inorganique telle que définie dans l'une quelconque des revendications 1 à 9 en quantités appropriées.
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DE212014000234U1 (de) 2016-09-20
JP2017036281A (ja) 2017-02-16
ES2872538T3 (es) 2021-11-02
EP3196282A2 (fr) 2017-07-26
JP6348549B2 (ja) 2018-06-27
JP2017057376A (ja) 2017-03-23
DE212014000241U1 (de) 2016-09-08
WO2015097228A2 (fr) 2015-07-02
DE212014000243U1 (de) 2016-09-09
EP3071171A2 (fr) 2016-09-28
US10272020B2 (en) 2019-04-30
US20190282456A1 (en) 2019-09-19
PL3199613T3 (pl) 2021-09-13
EP3071171B1 (fr) 2019-04-03
JP2017502044A (ja) 2017-01-19
US20160355764A1 (en) 2016-12-08
ES2733376T3 (es) 2019-11-28
PL3196282T3 (pl) 2021-08-30
EP3196282A3 (fr) 2017-10-18
US10583071B2 (en) 2020-03-10
JP6338672B2 (ja) 2018-06-06
EP3199613A1 (fr) 2017-08-02
WO2015097228A3 (fr) 2015-08-20
ES2865406T3 (es) 2021-10-15
EP3196282B1 (fr) 2021-03-03
US20170079891A1 (en) 2017-03-23
US10342746B2 (en) 2019-07-09
JP6338625B2 (ja) 2018-06-06

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